body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to right, #ece9e6, #ffffff);
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
}
header {
    background-color: #62b0f0;
    width: 100%;
    padding: 1.5em 0;
    text-align: center;
    color: white;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}
h1 {
    margin: 0;
    font-size: 2.5em;
}
main {
    background-color: #ffffff;
    padding: 2em;
    border-radius: 10px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
    width: 80%;
    max-width: 600px;
    text-align: center;
    margin: 2em 0;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5em;
}
th, td {
    padding: 1em;
    border: 1px solid #dddddd;
    text-align: left;
    font-size: 1.2em;
}
th {
    background-color: #f2f2f2;
    font-weight: bold;
}
tr:nth-child(even) {
    background-color: #f9f9f9;
}
tr:hover {
    background-color: #f1f1f1;
}